Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
A shift in the average high-temperature is noticeable in May, changing from a moderate 60.1°F (15.6°C) in April to an agreeable 70.5°F (21.4°C). In May, Mount Jefferson records an average nighttime temperature of 54.1°F (12.3°C).Humidity
In Mount Jefferson, the average relative humidity in May is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 18.7 days and typically aggregates up to 3.03" (77mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day is 14h and 26min.On the first day of the month, sunrise is at 6:35 am and sunset at 8:32 pm. On the last day of May, sunrise is at 6:09 am and sunset at 9:00 pm EDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 5 in May translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May in Mount Jefferson?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Mount Jefferson, OH
- Average high temperature in May: 70.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in May
Mount Jefferson, OH
- Average pressure in May: 29.97"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Mount Jefferson, OH
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in May
Mount Jefferson, OH
- Average humidity in May: 79%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in May
Mount Jefferson, OH
- Average rainfall in May: 3.03"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in May
Mount Jefferson, OH
- Average rainfall days in May: 18.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in May
Mount Jefferson, OH
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Mount Jefferson, OH
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mount Jefferson, OH
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Mount Jefferson, OH
- Average sunshine days in May: 10.4 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in May
Mount Jefferson, OH
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Mount Jefferson, OH
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Mount Jefferson, OH
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Mount Jefferson, Ohio, USA
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